42996140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{109}}^1\times {\mathrm{163}}^1$

素因数の和:303

約数の個数: 72

約数和(自身を含む): 100771440

約数和(自身を除く): 57775300

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 109, 110, 121, 163, 218, 220, 242, 326, 436, 484, 545, 605, 652, 815, 1090, 1199, 1210, 1630, 1793, 2180, 2398, 2420, 3260, 3586, 4796, 5995, 7172, 8965, 11990, 13189, 17767, 17930, 19723, 23980, 26378, 35534, 35860, 39446, 52756, 65945, 71068, 78892, 88835, 98615, 131890, 177670, 195437, 197230, 263780, 355340, 390874, 394460, 781748, 977185, 1954370, 2149807, 3908740, 4299614, 8599228, 10749035, 21498070, 42996140]

約数ペア:

[(1, 42996140), (2, 21498070), (4, 10749035), (5, 8599228), (10, 4299614), (11, 3908740), (20, 2149807), (22, 1954370), (44, 977185), (55, 781748), (109, 394460), (110, 390874), (121, 355340), (163, 263780), (218, 197230), (220, 195437), (242, 177670), (326, 131890), (436, 98615), (484, 88835), (545, 78892), (605, 71068), (652, 65945), (815, 52756), (1090, 39446), (1199, 35860), (1210, 35534), (1630, 26378), (1793, 23980), (2180, 19723), (2398, 17930), (2420, 17767), (3260, 13189), (3586, 11990), (4796, 8965), (5995, 7172)]